Small Block Chevy Aluminum Water Pump Pulley 1 Groove LWP Long Water Pump SBC 327 305 350. 1 Polished Aluminum Single Groove LWP Pulley. 1 Polished Aluminum Crankshaft 2 Groove LWP Pulley. Will fit any SB Chevy Engine when using a LONG water pump (SB Chevy 265 283 305 327 350 383 400 V8 Engines).
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